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Civil Engineering - Building Materials

Exercise : Building Materials - Section 2
36.
Which one of the following is an air binding material ?
Gypsum
Acid-resistant cement
Quick lime
All of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
A good quality stone absorbs water less than
5%
10%
15%
20%
25%.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
Pick up the correct statement from the following:
Alexander Parkes, a Scottish chemist prepared a hard material by mixing camphor and alcohol with nitro cellulose and called it, as Parkesite
Dr. L. Bakeland, a Belgian scientist prepared a product known as Bakelite
Pollark, an Austrian scientist prepared a substance from urea and formaldehyde and called it Plastic
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
Plywood is made from
common timber
bamboo fibre
teak wood only
asbestos sheets.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Soundness test of cement determines
quality of free lime
ultimate strength
durability
initial setting
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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